package chapter05.Example4;

public class Example4 {
    public static void main(String[] args) {
        String s = "itcast";
        // 字符串替换操作
        System.out.println("将it替换成cn.it的结果:"+s.replace("it","cn.it"));
        // 字符串去空格操作
        String s1 = "   i t c a s t   ";
        System.out.println("去除字符串两端空格后的结果：" + s1.trim());
        System.out.println("去除字符串中所有空格后的结果：" + s1.replace(" ",""));
    }
}
